.banner{
	display: block;
	height: 550px;
	background: url('../img/about_us.png') no-repeat center;
}
.content {
	margin: 0 auto;
	width: 1200px;
}

.content .text{
	width: 1100px;
	margin: 0 50px;
	color: gray;
	text-align: center;
}
.content .text h1{
	font-weight: normal;
	font-size: 30px;
	line-height: 24px;
	font-style: normal;
	text-align: center;
	color: #666666;
}
.content .text span{
	font-size: 14px;
	line-height: 24px;
	margin-top: 0px;
	font-family: Arial;
}
.content .text p{
	text-align: left;
	line-height: 24px;
	margin-top: 75px;
}
.content .img{
	position: relative;
	width: 1100px;
	height: 480px;
	margin: 60px auto;
	background:url("../img/about_us1.png");
	color: white;
	text-align: center;
}
.content .img div{
	position: absolute;
	left: 20px;
	bottom: 30px;
	line-height: 10px;
}
.content .img h1{
	font-size: 30px;
	font-weight: normal;
}
.content .img p{
	font-size: 16px;
}
.content .img em{
	font-size: 12px;
	font-style:normal;
}

